Undo inadvertent whitespace changes

dune/common/densevector.hh

@@ -114,6 +114,7 @@ namespace Dune {
     {
       return Sqrt<K>::sqrt(k);
     }
+
   }
 
   /*! \brief Generic iterator class for dense vector and matrix implementations

dune/common/typetraits.hh

@@ -527,6 +527,7 @@ namespace Dune
     static_assert(std::is_same<I,std::size_t>::value,"Your compiler is broken and does not support checking for arbitrary index types");
   };
 
+
 #endif // defined(DOXYGEN) or HAVE_IS_INDEXABLE_SUPPORT